Home / 2,679.06-4,000.34-2,364.08

Finding the Fourth Proportional to 2,679.06, 4,000.34 and 2,364.08

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Solution

The fourth proportional to 2,679.06, 4,000.34 and 2,364.08 is: 3,530.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679.06 : 4,000.34 = 2,364.08 : x
  2. Step 2: Convert to fraction form
    2,679.06/4,000.34 = 2,364.08/x
  3. Step 3: Cross multiply
    2,679.06x = 4,000.34 × 2,364.08
  4. Step 4: Simplify right side
    2,679.06x = 9,457,123.79
  5. Step 5: Solve for x
    x = 9,457,123.79/2,679.06
  6. Step 6: Final answer
    x = 3,530.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.